Biosferni rezervati v Bŭlgarii͡a
By: Simeon Nedi͡alkov, Boris Nikolov.
Contributors: Nikolov, Boris
Edition: Izd. 1.
Publisher: Zemizdat
Published: 1986
Place of publication: Sofii͡a
Language: bul
Number of pages: 140
Subjects: Natural areas -- Bulgaria.; National parks and reserves -- Bulgaria.; Natural history -- Bulgaria.
Notes: Bibliography: p. 138-139.
Summary in English and Russian.